Dynapac F 121 C, Operation & Maintenance Manual

Page: 73 / 234

D 1.4 15
D_1
.4_0
1_G
B.
fm
1
5
-2
2
Item Designation Brief description
30
Levelling cylinder
on the right/left
sides
With this the levelling cylinders can be controlled manually, if
the levelling automatic system is switched off.
For this, the switch on the remote control shall be in „manual“
position.
31
Engine speed ad-
juster (
o
)
For continuous adjustment of the engine speed (when drive
lever is at the stop).
Min. position: idling speed
Max. position: rated speed
A
For paving, select the rated speed; reduce the speed
for transportation.
A
The automatic speed control keeps the set speed con-
stant even under a load.
32
Straight ahead
adjustment
Straight ahead can be adjusted steadily while driving, by this
potentiometer:
- Set steering to „0“ position; then adjust the potentiometer to
drive the paver finisher straight ahead.
A
This function is only active, if the machine is not
equipped with automatic synchronisation regulator or if
the automatic synchroniser became faulty.
33
Turning on the
spot
Switch in the position above:
Normal position of straight ahead.
A
Should the button be swished over downwards inad-
vertently (and the steering is in the straight ahead posi-
tion), the paver finisher does not proceed. This is
frequently detected as „failure“.
Switch in the bottom position:
The paver finisher turns on the spot (the crawler tracks oper-
ate in opposite directions) if steering is switched to position
„10“.
Steering to left = turn to left
Steering to right = turn to right
f
When the paver finisher turns, persons and objects
next to the paver finisher are in extreme danger. Ob-
serve the area of rotation!
34 Not used